PowerCenter
- PowerCenter 10.4.1
- All Products
Modification | Result |
---|---|
Add a column. | Mapping not invalidated. |
Change a column datatype. | Mapping may be invalidated. If the column is connected to an input port that uses a datatype that is incompatible with the new one (for example, Decimal to Date), the mapping is invalid. |
Change a column name. | Mapping may be invalidated. If you change the column name for a column you just added, the mapping remains valid. If you change the column name for an existing column, the mapping is invalidated. |
Delete a column. | Mapping may be invalidated if the mapping uses values from the deleted column. |
Change the target definition type. | Mapping not invalidated. |